docs: def interprocess_locked(path):
      """Acquires & releases a interprocess lock around call into
         decorated function."""
  
      lock = InterProcessLock(path)
  
      def decorator(f):
  
          @six.wraps(f)
          def wrapper(*args, **kwargs):
              with lock:
                  return f(*args, **kwargs)
  
          return wrapper
  
      return decorator